@name yt {
  @b group {
    background: transparent;
    @e noInfo {
      text-align: center;
      padding: 20px 10px;
      font-size: 14px;
    }
    @e category {
      line-height: 45px;
      padding: 0 10px;
      font-size: 14px;
      color: #000;
      background-color: #f2f3f6;
      @when left {
        text-align: left;
      }
      @when right {
        text-align: right;
      }
      @when center {
        text-align: center;
      }
    }
  }
}
